3/4" Diameter x 150' Length Backer Rod Caulk Saver Foam Backer Rod for Gaps and Joints Backing Concrete Filler

Description

🛠️ Seal smarter, not harder — the pro’s secret to flawless finishes!

This 3/4" diameter, 150-foot long foam backer rod is a must-have for professionals and DIYers alike. Made from water-resistant, flexible foam, it provides a reliable backing for caulking gaps and joints in concrete, walls, and pavements. Its self-recovering softness and easy trim-to-fit design make it perfect for precise, durable sealing and versatile enough for creative uses beyond construction.